Here are some of the overseas trips taken by California officials during the past 12 months, the dates, participants and the sources of funding. Lawmakers who contribute some of their own money often do so from their campaign accounts, which are created with cash from political donors:

— European climate policy study trip, March 27-April 5, 2007. Participants: Assemblyman Ira Ruskin, D-Redwood City, several Schwarzenegger administration officials, representatives of two environmental groups and a dozen companies. Source of funding: British government and California Climate Action Registry, a nonprofit group created by state law to track greenhouse gas emissions and encourage voluntary actions to reduce emissions and improve energy efficiency. Members include a number of foundations, government agencies and corporations, ranging from Anheuser-Busch to Dow Chemical.

— Senate-sponsored trip to Japan, March 29-April 7. Participants: Sen. Jack Scott, D-Altadena, Sen. Bob Margett, R-Arcadia, Assemblyman Ted Lieu, D-Torrance, Secretary of State Debra Bowen and Ezilda Samoville, director of the Senate Office of International Relations. Source of funding: Lawmakers, Japanese government, some Japanese corporations, including Toyota, the Bank of Tokyo and Mitsubishi.

— Gov.’s trade mission to Canada, May 28-31. Participants: Gov. Arnold Schwarzenegger, aides and a delegation of 52 representatives of agriculture, energy, health care, tourism and certain other industries. Sources of funding: California State Protocol Foundation paid for the governor and other state employees. Delegation members covered their own costs.

— Gov.’s trip to Austria, France and Britain, June 23-26. Participants: Gov. Arnold Schwarzenegger, aides, security personnel, one of his daughters, one of her friends. Source of funding: California State Protocol Foundation.

— Senate-sponsored trip to Argentina and Brazil, Sept. 20-Oct. 5. Participants: Sens. Dick Ackerman, R-Tustin, Gil Cedillo, D-Los Angeles, Lou Correa, D-Anaheim, Denise Ducheny, D-San Diego, Christine Kehoe, D-San Diego, Abel Maldonado, R-Santa Maria, and Alex Padilla, D-Los Angeles. Correa is traveling only to Brazil; Padilla only to Argentina. Sources of funding: Lawmakers will pay for their airfare and most of their expenses in Brazil, although two meals will be provided by a Brazilian state government and a Brazilian business group. The Fundacion Nueva Generacion Argentina, a nonprofit group that promotes democracy and education, will pay for hotels, ground transportation, meals and cultural activities in Argentina.

— Senate-Assembly trip to Azerbaijan and Germany, Sept. 20-Oct. 4. Participants: Sen. Sheila Kuehl, D-Santa Monica, and Assembly members Julia Brownley, D-Santa Monica, Betty Karnette, D-Long Beach, and Lori Saldana, D-San Diego. Sources of funding: Lawmakers will pay for their airfare. Hotels, most meals and ground transportation will be paid for by the government of Azerbaijan and the Checkpoint Charlie Foundation of Germany, a nonprofit that promotes educational exchanges between the United States and Germany.